diff --git a/src/controllers/PosLevelController.ts b/src/controllers/PosLevelController.ts
new file mode 100644
index 00000000..8f3a6806
--- /dev/null
+++ b/src/controllers/PosLevelController.ts
@@ -0,0 +1,274 @@
+import {
+  Controller,
+  Get,
+  Post,
+  Put,
+  Delete,
+  Patch,
+  Route,
+  Security,
+  Tags,
+  Body,
+  Path,
+  Request,
+  Example,
+  SuccessResponse,
+  Response,
+  Query,
+} from "tsoa";
+import { AppDataSource } from "../database/data-source";
+import HttpSuccess from "../interfaces/http-success";
+import HttpStatusCode from "../interfaces/http-status";
+import { PosType } from "../entities/PosType";
+import { PosLevel, CreatePosLevel, UpdatePosLevel } from "../entities/PosLevel";
+import HttpError from "../interfaces/http-error";
+import { Not } from "typeorm";
+
+@Route("api/v1/org/pos/level")
+@Tags("PosLevel")
+@Security("bearerAuth")
+@Response(
+  HttpStatusCode.INTERNAL_SERVER_ERROR,
+  "เกิดข้อผิดพลาด ไม่สามารถแสดงรายการได้ กรุณาลองใหม่ในภายหลัง",
+)
+@SuccessResponse(HttpStatusCode.OK, "สำเร็จ")
+
+export class PosLevelController extends Controller {
+
+  private posTypeRepository = AppDataSource.getRepository(PosType);
+  private posLevelRepository = AppDataSource.getRepository(PosLevel);
+
+  /**
+   * API เพิ่มระดับตำแหน่ง
+   *
+   * @summary ORG_049 - เพิ่มระดับตำแหน่ง (ADMIN) #52
+   *
+   */
+  @Post()
+  @Example(
+    {
+      posLevelName: "นักบริหาร",
+      posLevelRank: 1,
+      posLevelAuthority: "HEAD",
+      posTypeId: "08db9e81-fc46-4e95-8b33-be4ca0016abf"
+    },
+  )
+  async createLevel(
+    @Body()
+    requestBody: CreatePosLevel,
+    @Request() request: { user: Record<string, any> },
+  ) {
+    const posLevel = Object.assign(new PosLevel(), requestBody);
+    if (!posLevel) {
+      throw new HttpError(HttpStatusCode.NOT_FOUND, "ไม่พบข้อมูล");
+    }
+    const chkPosTypeId = await this.posTypeRepository.findOne({ where: { 
+      id: requestBody.posTypeId } 
+    })
+    if(!chkPosTypeId){
+      throw new HttpError(HttpStatusCode.NOT_FOUND, "ไม่พบข้อมูล posTypeId ไอดีนี้ : " + requestBody.posTypeId);
+    }
+
+    const chkPosLevelName = await this.posLevelRepository.findOne({ where: { 
+      posTypeId: requestBody.posTypeId, //ระดับประเภทเดียวกัน ชื่อระดับตำแหน่ง ห้ามซ้ำ
+      posLevelName: requestBody.posLevelName } 
+    })
+    if(chkPosLevelName){
+      throw new HttpError(HttpStatusCode.NOT_FOUND, "ชื่อระดับตำแหน่ง: " + requestBody.posLevelName + " มีอยู่ในระบบแล้ว");
+    }
+
+    const validPosLevelAuthority = ["HEAD", "DEPUTY", "GOVERNOR"];
+    if (
+      requestBody.posLevelAuthority == null ||
+      !validPosLevelAuthority.includes(requestBody.posLevelAuthority.toUpperCase())
+    ) {
+      throw new HttpError(HttpStatusCode.NOT_FOUND, "not found. posLevelAuthority");
+    }
+
+    try {
+      posLevel.createdUserId = request.user.sub;
+      posLevel.createdFullName = request.user.name;
+      posLevel.lastUpdateUserId = request.user.sub;
+      posLevel.lastUpdateFullName = request.user.name;
+      await this.posLevelRepository.save(posLevel);
+      return new HttpSuccess(posLevel);
+    } catch (error) {
+      return error;
+    }
+  }
+
+  /**
+   * API แก้ไขระดับตำแหน่ง
+   *
+   * @summary ORG_050 - แก้ไขระดับตำแหน่ง (ADMIN) #53
+   *
+   * @param {string} id  Id ระดับตำแหน่ง
+   */
+  @Put("{id}")
+  @Example(
+    {
+      positionName: "นักบริหาร",
+      posTypeRank: 1,
+    },
+  )
+  async editLevel(
+    @Path() id: string,
+    @Body() requestBody: UpdatePosLevel,
+    @Request() request: { user: Record<string, any> },
+  ) {
+    const posLevel = await this.posLevelRepository.findOne({ where: { id } });
+    if (!posLevel) {
+      throw new HttpError(HttpStatusCode.NOT_FOUND, "ไม่พบข้อมูลไอดีนี้ : " + id);
+    }
+
+    const chkPosTypeId = await this.posTypeRepository.findOne({ where: { 
+      id: requestBody.posTypeId } 
+    })
+    if(!chkPosTypeId){
+      throw new HttpError(HttpStatusCode.NOT_FOUND, "ไม่พบข้อมูล posTypeId ไอดีนี้ : " + requestBody.posTypeId);
+    }
+
+    const chkPosLevelName = await this.posLevelRepository.findOne({ where: { 
+      id: Not(id),
+      posTypeId: requestBody.posTypeId,
+      posLevelName: requestBody.posLevelName } 
+    })
+    if(chkPosLevelName){
+      throw new HttpError(HttpStatusCode.NOT_FOUND, "ชื่อระดับตำแหน่ง: " + requestBody.posLevelName + " มีอยู่ในระบบแล้ว");
+    }
+    const validPosLevelAuthority = ["HEAD", "DEPUTY", "GOVERNOR"];
+    if (
+      requestBody.posLevelAuthority == null ||
+      !validPosLevelAuthority.includes(requestBody.posLevelAuthority.toUpperCase())
+    ) {
+      throw new HttpError(HttpStatusCode.NOT_FOUND, "not found. posLevelAuthority");
+    }
+
+    try {
+      posLevel.lastUpdateUserId = request.user.sub;
+      posLevel.lastUpdateFullName = request.user.name;
+      this.posLevelRepository.merge(posLevel, requestBody);
+      await this.posLevelRepository.save(posLevel);
+      return new HttpSuccess(posLevel.id);
+    } catch (error) {
+      return error;
+    }
+  }
+
+  /**
+   * API ลบระดับตำแหน่ง
+   *
+   * @summary ORG_051 - ลบระดับตำแหน่ง (ADMIN) #54
+   *
+   * @param {string} id  Id ระดับตำแหน่ง
+   */
+  @Delete("{id}")
+  async deleteLevel(@Path() id: string) {
+    const delPosLevel = await this.posLevelRepository.findOne({ where: { id } });
+    if (!delPosLevel) {
+      throw new HttpError(HttpStatusCode.NOT_FOUND, "ไม่พบข้อมูลไอดีนี้ : " + id);
+    }
+    try {
+      await this.posLevelRepository.remove(delPosLevel);
+      return new HttpSuccess();
+    } catch (error) {
+      return error;
+    }
+  }
+
+  /**
+   * API รายละเอียดระดับตำแหน่ง
+   *
+   * @summary ORG_052 - รายละเอียดระดับตำแหน่ง (ADMIN) #55
+   *
+   * @param {string} id  Id ระดับตำแหน่ง
+   */
+  @Get("{id}")
+  @Example(
+    {
+      id: "00000000-0000-0000-0000-000000000000",
+      posLevelName: "นักบริหาร",
+      posLevelRank: 1,
+      posLevelAuthority: "HEAD",
+      posTypes: {
+        id: "00000000-0000-0000-0000-000000000000",
+        posTypeName: "นักบริหาร",
+        posTypeRank: 1,
+      },
+    },
+  )
+  async GetLevelDetail(@Path() id: string) {
+    try {
+      const getPosType = await this.posLevelRepository.findOne({
+        select: ["id", "posLevelName", "posLevelRank", "posLevelAuthority"],
+        relations: ["posType"],
+        where: { id: id }
+      });
+      if (!getPosType) {
+        throw new HttpError(HttpStatusCode.NOT_FOUND, "ไม่พบข้อมูลไอดีนี้ : " + id);
+      }
+
+      const mapPosLevel = {
+        id: getPosType.id,
+        posLevelName: getPosType.posLevelName,
+        posLevelRank: getPosType.posLevelRank,
+        posLevelAuthority: getPosType.posLevelAuthority,
+        posTypes:{
+          id: getPosType.posType.id,
+          posTypeName: getPosType.posType.posTypeName,
+          posTypeRank: getPosType.posType.posTypeRank
+        }
+      }
+
+      return new HttpSuccess(mapPosLevel);
+    } catch (error) {
+      return error;
+    }
+  }
+
+  /**
+   * API รายการระดับตำแหน่ง
+   *
+   * @summary ORG_028 - รายการระดับตำแหน่ง (ADMIN) #30
+   *
+   */
+  @Get()
+  @Example([
+    {
+      id: "00000000-0000-0000-0000-000000000000",
+      posLevelName: "นักบริหาร",
+      posLevelRank: 1,
+      posLevelAuthority: "HEAD",
+      posTypes: {
+        id: "00000000-0000-0000-0000-000000000000",
+        posTypeName: "นักบริหาร",
+        posTypeRank: 1,
+      },
+    },
+  ])
+  async GetPosLevel() {
+    try {
+      const posLevel = await this.posLevelRepository.find({
+        select: ["id", "posLevelName", "posLevelRank", "posLevelAuthority", "posTypeId"],
+        relations: ["posType"],
+      });
+      if (!posLevel) {
+        return new HttpSuccess([]);
+      }
+      const mapPosLevel = posLevel.map((item) => ({
+        id: item.id,
+        posLevelName: item.posLevelName,
+        posLevelRank: item.posLevelRank,
+        posLevelAuthority: item.posLevelAuthority,
+        posTypes: {
+          id: item.posType.id,
+          posTypeName: item.posType.posTypeName,
+          posTypeRank: item.posType.posTypeRank,
+        }
+      }));
+      return new HttpSuccess(mapPosLevel);
+    } catch (error) {
+      return error;
+    }
+  }
+}
diff --git a/src/controllers/PosTypeController.ts b/src/controllers/PosTypeController.ts
index 4d7320a3..5617415c 100644
--- a/src/controllers/PosTypeController.ts
+++ b/src/controllers/PosTypeController.ts
@@ -132,6 +132,13 @@ export class PosTypeController extends Controller {
     if (!delPosType) {
       throw new HttpError(HttpStatusCode.NOT_FOUND, "ไม่พบข้อมูลไอดีนี้ : " + id);
     }
+    const IdExitsInLevel = await this.posLevelRepository.find({
+      where: { posTypeId: id }
+    })
+    if(IdExitsInLevel.length > 0){
+      throw new HttpError(HttpStatusCode.NOT_FOUND, "ไม่สามารถลบได้ เนื่องจาก id ผูกกับ posLevel",);
+    }
+    
     try {
       await this.posTypeRepository.remove(delPosType);
       return new HttpSuccess();
diff --git a/src/entities/PosLevel.ts b/src/entities/PosLevel.ts
index b0659e22..e0a93323 100644
--- a/src/entities/PosLevel.ts
+++ b/src/entities/PosLevel.ts
@@ -66,4 +66,5 @@ export class CreatePosLevel {
   posTypeId: string;
 }
 
-export type UpdatePosLevel = Partial<CreatePosLevel>;
+export type UpdatePosLevel = Partial<CreatePosLevel> & { posLevelAuthority?: PosLevelAuthority };
+